For this Frederick Leo there are 3 different names on Yasni.
In the ranking of the most common first names Frederick Leo is on position 4588.
Male first name (English): Frederick, Old High (two-part name); Fridu = peace, protection, security, rihhi = rich, powerful, power, rule, ruler, old German two-part name, in the Middle Ages known as name various German rulers as Frederick the Great (18th century)
Male first name (German, English): Leo, the lion, Latin (Roman epithet) leo = the lion, goes back to a late Roman epithet, also short for 'Leonard' and 'Leopold', so far contributed 13 popes named Leo